(0 16 5)(1 14 3)(2 18 17)(4 9 6)(7 12 10)(8 20 19)(11 15 13)
ALLOWS (11/8)-SEQUENCE
1: (2 12 17)

(0 16 5)(1 14 3)(2)(4 9 6)(7 12 18 17 10)(8 20 19)(11 15 13)
2: (1 14 3)

(0 16 5)(1)(2)(3)(4 9 6)(7 12 18 17 10)(8 20 19)(11 15 13)(14)
3: (11 15 13)

(0 16 5)(1)(2)(3)(4 9 6)(7 12 18 17 10)(8 20 19)(11)(13)(14)(15)
4: (7 12 18)

(0 16 5)(1)(2)(3)(4 9 6)(7 17 10)(8 20 19)(11)(12)(13)(14)(15)(18)